| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [adv] | 63646 |
|
| 2 | [prep] [vb infin] [adv] | 2018 |
|
| 3 | [prep] [modal v] [vb infin] | 252 |
|
| 4 | [prep] [modal v] [adv] | 135 |
|
